What Junctions Allow the Passage of Small Molecules and Ions

question 151

Multiple Choice

What junctions allow the passage of small molecules and ions from the cytosol of one cell to that of a neighboring cell?

• A)tight junctions
• B)desmosomes
• C)hemidesmosomes
• D)basal lamina
• E)gap junctions

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Definitions:

Blocks

In the context of experimental design, a group of experimental units that are similar in some way that is expected to affect the response to the treatments.

Independently Distributed

Refers to random variables not influenced by each other's values.

Population Variances

The measures of how much the values in an entire population differ from the mean of that population.

Randomized Block Design

A statistical experimental design that groups subjects into blocks based on certain attributes, then randomly assigns treatments within these blocks to control for variability.